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dmaengine: consolidate initialization of cookies

Bladeren bron 
Provide a common function to initialize a channels cookie values.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
[imx-sdma.c & mxs-dma.c]
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
This commit is contained in:
Russell King - ARM Linux
2012-03-06 22:35:47 +00:00
gecommit door Vinod Koul
bovenliggende 96a2af41c7
commit d3ee98cdcd
15 gewijzigde bestanden met toevoegingen van 31 en 28 verwijderingen
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4
drivers/dma/txx9dmac.c
Bestand weergeven

@@ -1034,7 +1034,7 @@ static int txx9dmac_alloc_chan_resources(struct dma_chan *chan)
return -EIO;
}
chan->completed_cookie = chan->cookie = 1;
dma_cookie_init(chan);
dc->ccr = TXX9_DMA_CCR_IMMCHN | TXX9_DMA_CCR_INTENE | CCR_LE;
txx9dmac_chan_set_SMPCHN(dc);
@@ -1163,7 +1163,7 @@ static int __init txx9dmac_chan_probe(struct platform_device *pdev)
dc->ddev->chan[ch] = dc;
dc->chan.device = &dc->dma;
list_add_tail(&dc->chan.device_node, &dc->chan.device->channels);
dc->chan.cookie = dc->chan.completed_cookie = 1;
dma_cookie_init(&dc->chan);
if (is_dmac64(dc))
dc->ch_regs = &__txx9dmac_regs(dc->ddev)->CHAN[ch];